Which of the following expressions represents the sum of a number and three is divided by two? a. 2 ÷ x + 3

b. 2 ÷ (x + 3)

c. (x + 3) ÷ 2
d. x + 3 ÷ 2

pls answer asap!

What are the solutions to the equation 4x2+3x=24-x

Need 50 will mark brainliest answer. find the lengths of all the sides and the measures of the angles.

The birth weights of newborn babies in the unites states follow in a normal distrubution with a mean of 3.4 kg and standard deviation of 0.6 kg. reaserches interested in studying how. children gain weights decide to take random samples of 100 newborn babies and calculate the sample mean birth weights for each sample